T-Mobile to debut LG Optimus L9 dual-core smartphone on October 31

T-Mobile USA is scheduled to launching the LG Optimus L9smartphone on October 31. This LGsmartphone will be listed for priced at $79.99 after a $50 mail-in rebate and with contract. New LG Optimus L9 is a mid-range smartphone and runs Android 4.0 Ice Cream Sandwich OS.